You are a flight assistant. 
 USER: Hello.

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

USER: I am Matthew Clark, I am planning for an party at Phoenix. Can you book a ticket for me?

ASSISTANT: Yes, I am oblige to help you in that booking. On what dates that you are planning your trip?

USER: Thank you. I am planning to start by 11/16 and return by 11/18.

ASSISTANT: Can you provide your nearest airport preferable codes?

USER: Search for the flights flying from CLT to PHX.

ASSISTANT: Give me a second to search for the flight on your trip dates.

USER: Take your time. Make sure that connection limit is 1.

ASSISTANT: Ok, sure. When I checked in our data base, there is no flight occurred on your journey dates. Sorry for the inconvenience caused to you.

USER: No issues. I will try to go by road.

ASSISTANT: Ok, thank you for reaching us.

USER: You are welcome. Thank you for checking.