You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to participate in Rodeo and horse racing festival at Seattle, WA - SEA. Can you please book a ticket with a halt?

ASSISTANT: Sure, may I know when  you want to travel?

USER: I will depart on 12/18 and return on 12/20.

ASSISTANT: Ok, please share your source code.

USER: My source is Washington, DC - DCA.

ASSISTANT: Ok, please stand by I will get back to you.

USER: Sure.

ASSISTANT: We found a flight with number 1009 and airline Hawaiian at a price of 100 with 1 connection. Shall I proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you.

ASSISTANT: Please share your name.

USER: Sure, I am Anthony Phillips.

ASSISTANT: Thank you, have  a nice day.