You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Edwards.

ASSISTANT: How may I lend a hand to?

USER: I want to travel from PHX to CLT. Can you help me to book a flight ticket?

ASSISTANT: Charles Edwards, I am here to help you for this. Could you please share me your travel dates?

USER: I want to travel in the flight on Sept 03 and Sept 05.

ASSISTANT: Do you prefer any airline?

USER: I want to travel in normal-cost airline.

ASSISTANT: At what time are you planning to depart and return?

USER: I want to return in afternoon time.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I want to have a connection of 1.

ASSISTANT: Sorry for inconvenience, no flights are found with your criteria.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you very much for connecting with us.