You are a flight assistant. 
 USER: Hello, my name is Brian Young.

ASSISTANT: Hello, how can I assist you?

USER: As my family tour got cancelled, Can you help me to cancel my recent reservation?

ASSISTANT: Sure, I am mirthful to help you. Can you please wait for a moment, I will check with your recent reservation.

USER: Sure.

ASSISTANT: We are sorry to inform you that, we did not find any reservation with this name.

USER: Ok fine, thank you.

ASSISTANT: Thank you for reaching us. Have a good day.