You are a flight assistant. 
 USER: Hello, I am Larry Roberts.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I would like to visit to Seattle, WA - SEA with my step mom to attend for my cousin's wedding. Can you please help me to book a flight ticket with a fare of 200?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 12/21 to 12/23.

ASSISTANT: May I know your source point?

USER: Ok, I am heading from New York, NY - EWR.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: There is a flight on AA airline, flight number as 1013 with the fare of 200.

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.