You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: I would like to attend a seminar on Online Trading in John Hancock, but the program was cancelled due to some problems. Will you help me in cancellation?

ASSISTANT: Sure, we are here to help you. Kindly mention your name to proceed further?

USER: Thank you,  I am Matthew Edwards.

ASSISTANT: OK, please wait a moment, let me check your reservation and let you know.

USER: Sure.

ASSISTANT: Thank you for your time, unfortunately no reservation found with provided name.

USER: Ok, Thank you.

ASSISTANT: Thank you for connecting with us.