You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am planning to attend a automobile workshop in HOU from LGA, can you please book a flight?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are 09/18 and 09/20.

ASSISTANT: May I know your price limit?

USER: Price limit is 200.

ASSISTANT: There is a Frontier 1017 airline which matches your requested dates. Shall I proceed with that?

USER: You can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for approaching us.