You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Justin Mitchell here.

ASSISTANT: How can I assist you today?

USER: Can you please help me in cancelling my recent reservation? As my health is not in a good condition to do journeys.

ASSISTANT: Sure, I can assist you with that.

USER: Thank you for considering my request.

ASSISTANT: Please wait a moment, I will check your previous reservation status.

USER: Sure, I'll be online.

ASSISTANT: There is no previous reservation available in your name.

USER: Oh! May be I did a wrong booking, I'll recheck it once and get back to you. Thank you anyways.

ASSISTANT: You are welcome Justin Mitchell.