You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Robert Thomas.

ASSISTANT: Nice to meet you Thomas. In which way I can assist you today?

USER: I have planned a trip with my ex-colleagues who are staying at Minneapolis, can you help me to book a ticket from DTW to PHX.

ASSISTANT: Sure, I will help you with booking. Please provide me your travel dates too.

USER: My flying date is 04/23 and destination is on 04/25.

ASSISTANT: Ok, please wait a moment, let me check for flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting. I have found a flight in Delta airlines with connection 1.

USER: You can book it.

ASSISTANT: Can I proceed with booking? Ok Thomas, your ticket booking is done with flight number 1003.

USER: Thank you for booking.

ASSISTANT: Most welcome. Thank you for choosing us. Have a safe journey.