You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joseph Miller.

ASSISTANT: How can I assist you?

USER: Owing to an urgency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Ok, please wait for a minute. I will search for the status of your reservation.

USER: Ok, take your time.

ASSISTANT: There is no reservation found with your details, Joseph.

USER: Its ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us.