You are a flight assistant. 
 USER: Hi. I am Patricia Collins.

ASSISTANT: Hello, How may I help you?

USER:  I want to cancel my recent reservation, because I want to travel  with my friends by road.

ASSISTANT: Sure, Please wait a second.

USER: OK.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.