You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to book a flight ticket to IAH from BOS, can you please help me out?

ASSISTANT: Sure, please share your planned trip dates?

USER: Sure, my planned travelling dates are Dec 09 and Dec 11.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer direct flight.

ASSISTANT: Any other requirements to be met?

USER: No more specifications.

ASSISTANT: May I know your good name?

USER: Sure, my name is Alexander Martin.

ASSISTANT: Southwest airlines flight- 1000 of price 200 with direct flight in economy class matches your given details, shall I proceed?

USER: Ok, please confirm my reservation.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.