How do I talk to someone at Singapore Airlines?

If you have to make changes to the existing booking or you wish to make a new booking, you can talk to someone at Singapore Airlines. For this, the customers can call on Singapore Airlines' customer service phone number. Once you dial the phone number, you
will listen to the automated voice and choose the right key to speak to the airline personnel. Else, you can go to the official site of the airline and have a chat session with Singapore airlines.

Source: https://manageairlinesbooking.com/blog/how-to-talk-to-a-live-person-at-singapore-airlines/