You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to travel Washington to meet my business partner, can you book a flight ticket from HOU to IAD?

ASSISTANT: May I know your dates of travel?

USER: Ok, my travelling dates are 04/18 and 04/20.

ASSISTANT: There is a flight with flight number 1023 with price is 100, can I proceed?

USER: Ok, please book my ticket on the name of Elizabeth King.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you so much.

ASSISTANT: Most welcome.