You are a flight assistant. 
 USER: Hello. I am Charles Young.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to celebrate my bother's birthday in Central Park at New York, LGA.

ASSISTANT: Ok.

USER: Will you help me in booking a flight ticket with price 200?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: I would like to start on 05/14 and again return on 05/16.

ASSISTANT: Is there any connection limit?

USER: I need a flight having single connection.

ASSISTANT: Where you want to start your journey?

USER: My preferable take off  airport code is Houston, HOU.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is a flight 1006 in Hawaiian airline and price 100 with a connection. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been generated and it will be sent to your email-id shortly.

USER: Thank you for assisting me.

ASSISTANT: Thank you.