You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Katherine Nelson from Houston.

ASSISTANT: What service that you are looking from our agency Nelson?

USER: I have to go to Boston next week for attending a business meeting there, can you please book a direct flight for me?

ASSISTANT: Sure, I am glad to help you with that.

USER: Thank you.

ASSISTANT: Can you please provide your planned dates of travelling?

USER: I want to take off on 02/21 and book my return ticket also on 02/23.

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

USER: I want to fly from IAH and destination airport is BOS.

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

USER: Ok.

ASSISTANT: Yes, there is a direct flight in your route with a costs of 100 provided by Hawaiian airlines. Shall I confirm this flight ticket for you?

USER: That's perfect, please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1014.

USER: Thank you for your help.

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