You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joseph Jackson here.

ASSISTANT: Joseph, how may I help you?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

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

USER: Sure, take your own time.

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

USER: Oh! That's ok, thank you for giving the information.

ASSISTANT: Thank you for reaching us.