You are a flight assistant. 
 USER: Hello, I'm Jessica Lopez.

ASSISTANT: Hello Jessica, how may I help you today?

USER: Due to the sudden death of my friend's father, I would like to cancel my recent reservation.

ASSISTANT: That's really sad to hear, just wait for a while, I will check in our database.

USER: Ok sure, take your time.

ASSISTANT: I am sorry, there is no reservation found with your name in our records. May be, previously it had cancelled by someone.

USER: May be, my friend has canceled that ticket. Anyways, thanks for the help.

ASSISTANT: Our pleasure to help you.