You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I would like to meet my friend at Houston, can you please reserve flight ticket from IAD to HOU?

ASSISTANT: Sure, please provide your trip dates.

USER: Sure, my planned travelling dates are Jan 19 and 21 respectively.

ASSISTANT: Do you need any connection limit?

USER: Flight has to be with single connection.

ASSISTANT: Do you need any other requirements?

USER: No, thank you for asking.

ASSISTANT: May I know your name for reservation?

USER: Jack Allen here.

ASSISTANT: I found a flight in economy class with Frontier Airlines and ticket fare of 100. Can I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed with flight 1026.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.