You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I have planned to visit all the places in Houston, so please help me in booking a flight on Apr 16th.

ASSISTANT: Sure, can I know your good name please?

USER: Sure, my name is Justin Roberts.

ASSISTANT: Can you share your specific airport codes please?

USER: Sure, my airport codes are EWR - IAH.

ASSISTANT: Please mention return travel date.

USER: I intend to return on 18th of the same month.

ASSISTANT: Do you need any connection limit?

USER: I prefer a connected flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: There is a connecting flight 1012 in Delta airlines with fare 200. Shall I proceed for booking with economy class?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.