You are a flight assistant. 
 USER: Hello, I am George Lopez.

ASSISTANT: Hello. How may I assist you now?

USER: I need to book a flight ticket from DFW-DTW to meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Ok. Any specifications?

USER: Yes, I need a halt.

ASSISTANT: Help me with your airport codes.

USER: I already mentioned above, please check at once.

ASSISTANT: Sorry. Help me with your dates.

USER: My journey dates are from 12/01 to 12/03.

ASSISTANT: Thanks for waiting. We have a flight with 1 connection of price 100 in JetBlue airline.

USER: Ok, you can proceed.

ASSISTANT: Your reservation has been done. Thank you for reaching us.

USER: Thanks for your service.