You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your assistance?

USER: I am planning to cancel my recent reservation ticket, can you help me out with that?

ASSISTANT: Sure, I'll help you in cancellation. Could you please let me know your name to check the reservation list?

USER: Sure, Jessica Clark.

ASSISTANT: Ok, please wait a while.

USER: yes, i will wait for your response.

ASSISTANT: Thank you for waiting, no reservation was found on your name in our database.

USER: That's fine, Thank you for looking.

ASSISTANT: Thank you for opting us.