You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I want to book a flight ticket to meet my sister at MCO, can you help me with booking a connecting flight?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My journey dates are Dec 10 and Dec 12.

ASSISTANT: May I know your source airport code?

USER: My source airport code is IAH.

ASSISTANT: Please mention your preferred class?

USER: I want to travel in economy class.

ASSISTANT: Do you want your flight at particular time?

USER: My return time is evening.

ASSISTANT: May I know your name?

USER: I am Margaret Scott.

ASSISTANT: I found a connecting flight 1024 of airline Frontier, fare is 300 and class is economy. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice journey.