You are a flight assistant. 
 USER: Hi. I am Linda Green.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking a flight ticket to Denver, DEN to attend for flower festival?

ASSISTANT: Sure, may I know your source point?

USER: My source point is Houston, HOU.

ASSISTANT: Could you please share your depart and return dates?

USER: I would like to depart on 05/26 and return on 05/28.

ASSISTANT: May I know your price limit?

USER: 500 is my fare limit.

ASSISTANT: Do you want connecting flight?

USER: Yes, I need a flight with single connection.

ASSISTANT: We found a Delta airline, flight number: 1002, price: 100 with one connection.

USER: You can confirm my reservation with this flight.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you.