You are a flight assistant. 
 USER: Hi, I am Robert Hall.

ASSISTANT: Hello, how may I assist you?

USER: I want to celebrate this Christmas with my grand mother at Orlando, MCO.

ASSISTANT: Ok.

USER: Can you please book a ticket from SFO?

ASSISTANT: Sure. May I know your travelling dates?

USER: My journey will start on 12/24 and end on 12/26.

ASSISTANT: Do you have any requirements?

USER: Price should not exceed 1000.

ASSISTANT: We found a flight available with Delta airline, flight number 1018 with price 500 and 1 connection.

USER: Please proceed with booking.

ASSISTANT: Your flight is confirmed.

USER: Thanks for your response.

ASSISTANT: Thank you for reaching us.