You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to book a ticket from SEA to ORD. Could you help me?

ASSISTANT: Sure, I am oblige to help you with that. Please provide your planned dates of journey.

USER: My preferable dates are from 01/03 to 01/05.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check the best flights available in your route.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by UA airlines. Shall I proceed with this?

USER: Yes, please proceed with the booking.

ASSISTANT: Can I know your name to book the flight ticket?

USER: Justin Lee here.

ASSISTANT: Sure Lee, I have successfully booked your ticket in flight number 1027.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great journey.