Hello.
Hello. Is there any help that you are expecting from my side?
Actually my planned trip got postponed, so can you please change the  details?
Sure, let me check with your information in our previous ticket booking list.
Sure, take your time.
Can I have your name please?
I am Charles Parker.
I am unable to find your previous reservation in our ticket booking list.
It's ok, not a problem with that. Anyways thank you for checking.
You are most welcome and thank you for contacting us.