You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am Brandon Brown.

ASSISTANT: Ok.

USER: Can you please book me a ticket with the fare of 500 to meet my friends?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to leave between 02/02 and 02/4.

ASSISTANT: Could you please help me with your airport codes?

USER: My airport codes are from JFK. It is a round trip.

ASSISTANT: Please help me with your lay by's.

USER: I need a halt.

ASSISTANT: There is a Spirit 1020 airline with fare of 100 which matches your travelling dates.

USER: Ok, please book this ticket.

ASSISTANT: Your booking has been confirmed on name of Brandon Brown.

USER: Thank you so much for your better service.

ASSISTANT: Thank you for approaching us.