You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Melissa David. I am planning to book a ticket to attend a family function. Can you please help me out to book a ticket from DTW to HOU?

ASSISTANT: Sure, may I know your travel dates please?

USER: I would like to travel on 03/30 and return back on 04/01.

ASSISTANT: Thanks for your patience. I have found southwest airlines which flies with one connection.

USER: Please book it.

ASSISTANT: Sure, your flight ticket is booked now.

USER: Thank you for your help.

ASSISTANT: Thank you.