You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Thomas Edwards is here. I need a flight ticket under a fare of 500, can you help me to book?

ASSISTANT: Sure, please provide me your airport codes.

USER: MN - MSP and DC - DCA are my airport codes.

ASSISTANT: Can I have your travel dates please?

USER: 11/24 and 11/26 are my travel dates.

ASSISTANT: We found a connecting flight with price 100, flight number is 1013. Shall I proceed for booking?

USER: Ok, please book it.

ASSISTANT: Your ticket has been confirmed with AA airlines.

USER: Thanks for the booking.

ASSISTANT: Thanks for choosing us.