You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: This is Rebecca Anderson, from New York. I would like to book a flight ticket to Washington DC-IAD to watch a national football match in arena, could you help me in booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: I want to travel on 06/23, and need to catch return flight on 06/25.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a direct flight.

ASSISTANT: Kindly assign me your source code?

USER: Source is from LGA.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1008 AA airline with single connection and price of 100. Shall I proceed with booking?

USER: No, do not proceed. Thanks for the information.

ASSISTANT: Thank you for reaching us.