You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me booking a flight ticket from DCA to IAH?

ASSISTANT: May I know your travelling dates?

USER: I will start on 06/16 and return on 06/18.

ASSISTANT: Can I know your connection limit?

USER: I need a break in my journey.

ASSISTANT: Please let me know your preference?

USER: I need to return in the morning time.

ASSISTANT: May I know your name?

USER: I am Andrew Garcia.

ASSISTANT: Here is a flight ticket with fare 100 and 1003 as flight number in Delta Airline and return flight is at morning time. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.