You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from ORD to SFO.

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my journey dates are Dec 12 and Dec 14.

ASSISTANT: Do you have any connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Sure, Stephanie Moore.

ASSISTANT: You have a connecting flight 1026 in Frontier airline and price 100, Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you.