You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Baker.

ASSISTANT: How can I assist you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure Eric, please wait a moment.

USER: Ok, take your time.

ASSISTANT: Sorry to say that, there is no reservation found on your name.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: You are welcome.