You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Amy Taylor.

ASSISTANT: Nice to meet you.

USER: I am looking to book a flight ticket to meet my friend in Minneapolis. Can you help me for booking a flight ticket from PHX to MSP?

ASSISTANT: Sure, I can help you. May I know your travel dates please?

USER: My travelling dates are Mar 14 and Mar 16.

ASSISTANT: Ok, may I know in which class do you prefer to travel?

USER: Any class is fine for me.

ASSISTANT: Which airlines do you prefer to travel?

USER: Any one is comfortable for me.

ASSISTANT: Do you have any specifications regarding your departure and return travel dates?

USER: My departure time is morning.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, no flights available for you on those dates with your given details.

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

ASSISTANT: Thank you for choosing us, have a nice day.