You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: Could you please help me to book a flight ticket from IAH to HOU?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: My journey dates are Dec 20 and Dec 22.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: My name is John Hall.

ASSISTANT: Is there a connection you prefer in between your journey?

USER: I prefer a single connecting flight.

ASSISTANT: Do you have any other restrictions to be met?

USER: No.

ASSISTANT: Thank you for waiting and we have found a flight in an economy class with 1 connection in Spirit airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Ok, proceed.

ASSISTANT: Your booking is done with flight number 1025.

USER: Thank you.

ASSISTANT: Thank you for opting us.