You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark Jones.

ASSISTANT: How can I serve you Mark?

USER: I would like to book a ticket from CLT to HOU. Can you please help me out?

ASSISTANT: Please tell me your planned dates of travelling?

USER: I am planning to travel on 01/20 and return back on 01/22.

ASSISTANT: I found a flight 1008 from Southwest airlines with 1 connection available on your route.

USER: Please book a ticket for me.

ASSISTANT: Your booking is done successfully.

USER: Thank you for your quick response.

ASSISTANT: Thank you so much.