You are a flight assistant. 
 USER: Hi,. I am Carol Williams.

ASSISTANT: Hello, How can I render you today?

USER: I am planning to visit Ferry building market place in San Francisco, CA - SFO.

ASSISTANT: Ok.

USER: Can you help me to book a flight under price of 200?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please share your boarding place.

USER: I want to board from Washington DC - DCA.

ASSISTANT: Can you please send the travelling dates?

USER: I want to fly on 02/02 and recur on 02/04.

ASSISTANT: Ok. Please stay in online.

USER: Sure.

ASSISTANT: We found a Southwest airline, it has a connecting flight, price is 100. Can I reserve you a seat with flight number 1010?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thank you.