You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I aid you?

USER: Please book a round trip ticket with Houston, TX-HOU.

ASSISTANT: Sure, we are rapturous to help you. Can I know your travelling dates?

USER: 10/12 to 10/14 are travelling dates.

ASSISTANT: May I know your name?

USER: I am Brandon Evans.

ASSISTANT: We found a Delta airline, flight number:1014 and the price is 100. Can I reserve it?

USER: Please provide connections limit.

ASSISTANT: It's a connecting flight.

USER: Please book a ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks.