Hi.
user
Hello, how may I serve you now?
assistant
 I want to cancel my ticket, As my friend had already made an reservation with another airlines. Can you help me with cancellation?
user
Sure, I will help you with cancellation.
assistant
Thanks for your response.
user
May I know your good name?
assistant
Timothy Clark, is my name.
user
Please wait for a moment, while I check for the reservation.
assistant
Sure, make it in your possible time.
user
Thank you for waiting, sorry there is no reservation found on your name.
assistant
That's ok, thanks for your help.
user
Thank you for reaching us.
assistant