You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I just want to cancel my reservation, because I would like to travel by road to reach my destination. Can you help me in this?

ASSISTANT: Sure, please mention your name to check the details?

USER: Ok, David Jones is my name.

ASSISTANT: OK, please wait for a minute.

USER: Sure.

ASSISTANT: There is no reservation with your name.

USER: Ok, may be I have done with some other airline.

ASSISTANT: Thank you for reaching us.

USER: Anyway thanks for the information.