You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Shirley Phillips. I am planning to go for story telling festival at Las Vegas, LAS. Can you please book a ticket from Washington, IAD?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Travelling dates are 04/05 to 04/07.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

ASSISTANT: We found UA airline with connecting flight and number 1007 fare of 100. Shall I confirm it ?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us.