You are a flight assistant. 
 USER: Hello. I am Samantha Moore.

ASSISTANT: Hello. How may I help you today?

USER: I need a flight ticket from the airport DFW to PHX. Can you please help me in checking the flight availability?

ASSISTANT: Sure, I am here to help you with that. Can I have your travelling dates?

USER: Thank you. My preferable travel dates are 01/10 and 01/12.

ASSISTANT: Ok, please wait for a minute.

USER: Ok, take your time and make sure that the connection limit is 1.

ASSISTANT: The UA airlines are providing a flight having a connection limit 0. Can I proceed with the booking?

USER: I need a single connecting flight. Can you please search the flight?

ASSISTANT: Sorry to say that, there are no flight's available based on your connection limit.

USER: It's ok, thank you for helping me in searching the flight.

ASSISTANT: Thank you for reaching us.