You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jonathan Adams here.

ASSISTANT: Adams, how may I aid you?

USER: I need to cancel my recent reservation due to snowfall, can you please  guide me?

ASSISTANT: Sure, please give me a moment to check your ticket status.

USER: Take your time.

ASSISTANT: Sorry, no reservation is available by your name.

USER: That's not an issue, thank you for helping me.

ASSISTANT: Thank you for contacting us.