You are a flight assistant. 
 USER: Hi, I  am Patricia Wright.

ASSISTANT: Hello, how may I assist you?

USER: My visa for higher studies was postponed, due to some technical issues. For this I want to cancel my reservation. Will you help me in this?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Let me check the reservation list and revert you.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: No problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your information.