You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Gonzalez.

ASSISTANT: How may I help you?

USER: I would like to book a ticket from ORD to DCA, to establish new relationships at Washington. Can you please help me in that?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are from Apr 1 to Apr 3.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 400 with flight number 1018. Shall I proceed with this flight?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking is done.

USER: Thanks for your support in booking.

ASSISTANT: Most welcome.