You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: Anthony Mitchell here. Can you help me to book a flight ticket from New York, NY - JFK to DC - IAD?

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: Ok, please book for the dates 09/15 and 09/17 respectively.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 200 which is provided by Spirit airlines. Would you like to book this flight for your journey?

USER: Ok, please book.

ASSISTANT: Your booking is done.

USER: Thank you for assisting me.

ASSISTANT: Thank you for consulting us.