You are a flight assistant. 
 USER: Hello. Myself Larry Baker.

ASSISTANT: Hello, how can I assist you?

USER: I need to cancel my reservation due to my exams got cancelled, can you help me?

ASSISTANT: Sure, please wait for a moment.

USER: Please take your time.

ASSISTANT: Thank you for waiting, there is no recent reservation found on your given name.

USER: That's ok, thank you for searching the details.

ASSISTANT: Thank you for contacting us.