You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me to book a flight ticket from IAH to EWR.

ASSISTANT: Sure, please provide your journey dates.

USER: My travel dates are from July, 10 to July, 12.

ASSISTANT: Ok, Do you prefer business class or economy class?

USER: I am comfortable with any class.

ASSISTANT: Ok, please let me know your connection limit.

USER: I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1021 Spirit Airlines with a fare of 100. Can I proceed for booking?

USER: Please proceed.

ASSISTANT: Ok, May I know your name?

USER: James Scott.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.