You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist  you today?

USER: Can you help me to book a flight ticket from IAD to LGA?

ASSISTANT: Sure, let me know your travel dates?

USER: My travelling dates are 07 and 09 of June.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Can I know your name?

USER: I am Jack Collins.

ASSISTANT: We found a Frontier airline with fare 100 and class is economy with flight number 1002. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for helping me.

ASSISTANT: Thank you for availing us.