You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ashley Adams here.

ASSISTANT: How can I aid you?

USER: I need to book a flight from CLT to SEA. Can you please help me in booking a flight?

ASSISTANT: Sure, may I know your preferable journey dates please?

USER: My trip dates are from 10/20 to 10/22.

ASSISTANT: Southwest airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: your ticket is booked with the flight-1016.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.