You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Benjamin Anderson. I would like to book a ticket to Phoenix, can you please help me out?

ASSISTANT: Sure, I am happy to help you in flight ticket booking. May I know your dates?

USER: I am travelling on these dates 07/14 and 07/16.

ASSISTANT: May I know the airport codes?

USER: I am flying from ORD to PHX.

ASSISTANT: Please give me a moment.

USER: Make sure my connection limit is 1.

ASSISTANT: Sorry, there are no flights found to book the ticket.

USER: Ok no problem, thank you for your services.

ASSISTANT: It's my pleasure, have a nice day.