You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: I am going to take an interview of Barack Obama at Washington on 08/06, can you book a flight ticket for me from SFO?

ASSISTANT: Sure, I will check the available flights.

USER: Thank you.

ASSISTANT: Can you please tell me your destination airport code?

USER: Sure, I will land in DCA on 08/05.

ASSISTANT: When you want to return from Washington?

USER: I need to return on 08/07.

ASSISTANT: Ok, can you please be on hold for few seconds?

USER: Sure, take your time.

ASSISTANT: Thank you.

USER: That's ok.

ASSISTANT: I find a flight with Southwest airlines with cost 400. Could you like to travel in this flight?

USER: If it has 1 connection then proceed with the booking.

ASSISTANT: Ok, this airlines is providing connection 1. can you please tell me your full name for booking of the flight ticket?

USER: Sure, book it with the name of Catherine Collins.

ASSISTANT: Successfully your ticket is confirmed to the flight number 1017. You can collect your ticket directly at the boarding airport.

USER: Ok, thank you so much for booking my ticket.

ASSISTANT: You are welcome. Have a safe journey and all the best. Thank you for approaching us.

USER: You are welcome.