You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Jones.

ASSISTANT: How can I support you?

USER: I want to attend my sister's baby shower program, Can you please book a ticket for me?

ASSISTANT: Sure, I am here to help you. Can you please provide your price limit?

USER: With price 200 and I need direct flight.

ASSISTANT: Ok, please provide your journey dates.

USER: My depart is on 06/02 and return is on 06/04.

ASSISTANT: Ok, Can you please mention your airport codes?

USER: Origin: EWR, Destination: DCA.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a direct flight with flight number 1012. The price is 100. Shall I proceed with Spirit airline?

USER: You can proceed.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.