Hello.
user
Hello, how may i support you?
assistant
My family tour trip got postponed so, can you help me with  changing my existing reservation?
user
Sure, may I know your name to check the reservation list and revert you?
assistant
I am Christopher Turner.
user
We found a reservation on your name. Can you share your updated travel dates?
assistant
My trip dates are 06/01 and 06/03.
user
Kindly mention your airport codes.
assistant
I will fly from MCO to EWR.
user
Ok, please wait for a while.
assistant
Sure.
user
 Thank you for waiting, we did not find any flights matching your credentials.
assistant
No issues.
user
Thank you for reaching us.
assistant
Thank you.
user