You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dennis Harris.

ASSISTANT: How can I be of your assistance?

USER: I would like to go for flower festival to collect different varieties of flowers at Las Vegas, LAS.

ASSISTANT: Ok.

USER: Can you help me in booking a flight ticket on 05/31?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: When are you willing to coming back?

USER: I intend to return on 06/02.

ASSISTANT: Kindly, Mention your boarding point.

USER: My take off airport code is Washington, DCA.

ASSISTANT: Do you have any specifications?

USER: Price must be under 200. I need a halt in between my journey.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is a flight 1016 i n Hawaiian airline and price 100 with a connection.

USER: Please, proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.