You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I render you today?

USER: I am Lisa Nelson. I want to travel from Houston to Denver to attend the flower festival, can you please book a ticket from IAH?

ASSISTANT: Sure. Please share your reaching point.

USER: Landing point is DEN.

ASSISTANT: May I know, your price limit?

USER: Price limit should be under 500.

ASSISTANT: Can you assign the travel dates to check flights?

USER: I want to fly from 04/19 to 04/21.

ASSISTANT: Your connection limit, please.

USER: I need connecting flight.

ASSISTANT: JetBlue airline is available on your route. Flight number 1001.

USER: You can proceed.

ASSISTANT: Reservation has been done.

USER: Thank you.

ASSISTANT: Thank you.