You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I would like to book a ticket from SEA to ORD, can you please help me out?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: I am travelling on these dates Feb 1st and 3rd.

ASSISTANT: Ok, please let me know your good name.

USER: Nancy Carter here.

ASSISTANT: Do you  have any specifications?

USER: I need single connected flight.

ASSISTANT: Frontier airlines running a flight in your route with connection 1 and the ticket fare is 200. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1007.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us.