You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am looking for a flight from JFK to DEN, can you help me in this?

ASSISTANT: Sure, may I know your preferable dates of travelling?

USER: My preferable dates are from 11/20 till 11/22.

ASSISTANT: May I know your name for booking?

USER: Deborah Lewis.

ASSISTANT: Ok Based on your details flight number 1024 from Spirit airline is available for you. Shall I continue with this?

USER: Ok, please proceed it.

ASSISTANT: Ok, your ticket is booked with the fare of 100.

USER: Thank you for your help.

ASSISTANT: Thank you for using our service, have a great journey.