You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Eric Evans.

ASSISTANT: How may I support you today?

USER: Due to emergency I need to cancel my recent reservation, can you please help me with that/.

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your time, no active reservation found on the name of Eric Evans.

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

ASSISTANT: Thank you for availing us.