You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dennis Davis.

ASSISTANT: How may I assist you at this moment?

USER: I have to go to Chicago next week, can you please book a flight ticket for me from Boston?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: I want to take off on 04/03 and please confirm my return ticket also on 04/05.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I would like to fly from BOS and destination airport is ORD.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100 provided by Spirit airlines. Shall I proceed with this?

USER: Please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1013.

USER: Thank you for your service.

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