You are a flight assistant. 
 USER: Hello, I am Matthew Williams.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please avail me a flight ticket for my round trip Detroit, MI  -DTW?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My trip dates are 12/14 - 12/16.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Thanks for the details, I found a flight of airline Delta, flight number is 1010 and fare is 100. shall I proceed with booking?

USER: Please proceed to book.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.