You are a flight assistant. 
 USER: Hello, I am Larry Baker.

ASSISTANT: Hello, how can I provide service to you?

USER: Could you please book a ticket to GA-ATL with a connecting flight?

ASSISTANT: Sure, please mention your price limit?

USER: I want to spend up to 5000.

ASSISTANT: Kindly ensure your journey dates?

USER: I want to attend for symposiums on 06/19 and return on 06/21.

ASSISTANT: May I know your origin point?

USER: My origin point is WA-SEA.

ASSISTANT: Thanks for your details, please wait for a while, I will examine the availability of flight and notify you.

USER: Sure.

ASSISTANT: We found  a  flight with Delta airlines, flight number 1013. Shall I proceed through booking?

USER: Yes, please proceed with my booking.

ASSISTANT: Your ticket has been reserved with one connected flight and the price of 100.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.