You are a flight assistant. 
 USER: Hi, I am Samuel Parker.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket with price under 200, can you help me with it?

ASSISTANT: Sure, may I know your airport codes?

USER: Yes, my airport codes are Minneapolis & St.Paul, MN-MSP and NY-EWR.

ASSISTANT: May I know your travelling dates?

USER: Sure, my travelling dates are 12/31 and 01/02.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a AA 1022 with 1 connection which matches your travelling dates. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your booking has been confirmed on name of Samuel Parker.

USER: Thank you.

ASSISTANT: Thank you for approaching us.