You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Dallas city, can you please book me a ticket from JFK to DFW?

ASSISTANT: Sure, may I know your travelling dates?

USER: My preferable journey dates are from 12/22 to 12/24.

ASSISTANT: Ok, may I know your name please?

USER: My name is Lisa Scott.

ASSISTANT: The Frontier airline with flight number 1000 is available having price as 300 and connection as 1. Shall I proceed booking?

USER: Please book my ticket with this flight.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.