You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am planning for a trip from HOU to DTW, hope you are helping me out.

ASSISTANT: Sure, will you please let me know your name first?

USER: My name is Paul Parker.

ASSISTANT: Ok, will you please provide me your travel dates to find a best flight on your route?

USER: Ok, my preferable dates are from Dec 13 to 15.

ASSISTANT: What number of connections are you looking for?

USER: I am looking for single connection.

ASSISTANT: Is there any airline preference?

USER: Yes, I need a flight in normal-cost.

ASSISTANT: Will you be okay with an economy class or you need a business class?

USER: I am fine with any class.

ASSISTANT: Ok, may I know your name?

USER: I have given already.

ASSISTANT: We found a direct flight on your way. Is that okay?

USER: I am ok with that, please confirm it.

ASSISTANT: Your booking has been done in flight 1001 of Hawaiian airline and the ticket fare estimation is 100.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us. Please be there 3 hours before your flight departs.