You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Shirley Moore.

ASSISTANT: Moore, how may I aid you today?

USER: I am planning to book a flight ticket to meet my friend in Boston, can you help me for booking a flight ticket from PHX to BOS?

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

USER: My travelling dates are 06/16 and 06/18.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: I found a flight for you with AA airline and it is a direct flight. Shall I proceed?

USER: I need a single connecting flight for my journey.

ASSISTANT: Sorry Moore, there are no connecting flights available on your requested dates.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: Welcome.