You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Campbell.

ASSISTANT: What can I do for you today?

USER:  Can you please help me in booking the ticket from DCA to LAX?

ASSISTANT: Sure, please help me with your travelling dates?

USER: My travelling dates are 04/10 and return on 04/12.

ASSISTANT: Do you have any other requirements?

USER: I can pay up to 500.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There is 1016 Jet Blue airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1016.

USER: Thank you.

ASSISTANT: Thank you for availing us.