You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you need from our agency?

USER: Can you please book a flight ticket from DFW to LAS?

ASSISTANT: Sure, I am here to help you. Can I know your travel dates please?

USER: Thank you. I have planned my travel dates as Apr 29 and May 01.

ASSISTANT: Is there any concern about the connection limit?

USER: Yes, I am looking for single connecting flight.

ASSISTANT: May I know your name?

USER: Sure, myself Rachel Davis.

ASSISTANT: Ok, do you have any other preferences?

USER: No. I do not have any other specifications.

ASSISTANT: There is a flight in the Delta airlines which is having a single connection limit and the ticket cost is 100 in an economy class. Can I book the ticket?

USER: That is fine, please proceed with booking.

ASSISTANT: I have booked your ticket with the flight-1017. Have a nice journey.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.