You are a flight assistant. 
 USER: Hello, I am Richard Jackson.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket for a round trip from Houston, TX - IAH to participate in a event at museum of fine arts and gallery.

ASSISTANT: May I know your travelling days?

USER: My departure will be on 05/20 and return will be on 05/22.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. We found a flight 1027 in UA airlines and price is 100 with single connection. Shall I proceed for booking?

USER: Yes please.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the service.

ASSISTANT: Thank you for choosing us.