You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I planned to meet my friend in PHX, can you please help me to book a flight ticket from DTW?

ASSISTANT: Can you please provide me your itinerary travel dates?

USER: I prefer to travel on Jan 21 and Jan 23.

ASSISTANT: Could you let us know if you have any class preference?

USER: I prefer to travel in economy class.

ASSISTANT: May I know about your connection limit?

USER: I would like to travel in a connecting flight.

ASSISTANT: May I know if you have any airline preference?

USER: I don't have any preferences.

ASSISTANT: May I know your name please?

USER: I am Ashley White.

ASSISTANT: Ashley White. Could you spare me a moment?

USER: Sure.

ASSISTANT: Delta Airlines with flight 1003 is providing service on your route with connecting flight and the cost is 200.

USER: Ok, please confirm my booking.

ASSISTANT: Your flight tickte is booked where depart DTW 17:00 hours Jan 21 and arrival PHX 16:00 hours Jan 23.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.