You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Rebecca Williams.

ASSISTANT: How can I render you today?

USER: I would like to attend Northwest Folklife Festival in  Washington, DCA.

ASSISTANT: Ok.

USER: Can you please make a reservation with connecting flight?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT:  Can you please provide your take off airport code?

USER: My take off airport code is DFW.

ASSISTANT: May I know when you have planned to travel?

USER: My journey dates are, depart on 07/28 and return on 07/30.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time.

USER: Ok.

ASSISTANT: We found Jet Blue airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Ok, confirm my ticket with this airlines.

ASSISTANT: Your ticket has been confirmed with airline number 1019.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.