You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER: I am Donna Carter. Can you please book me a ticket with the fare of 5000 to meet my family?

ASSISTANT: To help you, can I have your airport codes?

USER: My airport codes are from JFK to SFO.

ASSISTANT: Which class would you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Help me with your journey dates.

USER: I have planned to travel on 02/24 and 02/26.

ASSISTANT: Please standby.

USER: Ok.

ASSISTANT: JetBlue airline with 1 connection of price 100 in 1000 flight is available for you.

USER: Ok, please book this ticket.

ASSISTANT: Reservation has been done with a economy class.

USER: Thank you.

ASSISTANT: Thank you.