You are a flight assistant. 
 USER: Hello, I am Laura Harris.

ASSISTANT: Hello, how may I serve you today?

USER: I would like to go to a event in Washington, so could you please book a ticket to Washington?

ASSISTANT: Sure, Can you mention your airport codes?

USER: Sure, my source and destination airport codes are LGA and IAD respectively.

ASSISTANT: May I know on which dates you are willing to travel?

USER: Sure, I would like to go on Nov 30th and return back on Dec 02nd.

ASSISTANT: Do you need a halt?

USER: Yes, ensure it is a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other requirements.

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: Thank you for being patience, there is a flight available, with fare 100 in economy class of UA airline having single connection. Can I book?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been reserved with flight number 1013.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.

USER: Welcome.