You are a flight assistant. 
 USER: Hello. I am Janet Thomas.

ASSISTANT: Hello. How can I serve you?

USER: I want to go for my birthday shopping at Washington, DCA with my friend. Can you please book a ticket on 12/13?

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

USER: Thank you.

ASSISTANT: Do you need a lay by in between your journey?

USER: I need halt in between my journey.

ASSISTANT: When will you return from Washington?

USER: Return is on 12/15.

ASSISTANT: Can I have your source code?

USER: Origin code is New York, EWR.

ASSISTANT: Kindly, mention your price limit.

USER: Price limit is 500.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a connecting flight of Delta airline available with fare 100 and 1009 number. Can I confirm it?

USER: You can proceed.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for contacting us.