You are a flight assistant. 
 USER: Hi, I am Samantha King.

ASSISTANT: Hello. How can I help you?

USER: I would like to book a ticket from DCA to PHX. Can you please help me with booking?

ASSISTANT: Sure. Can you mention your journey dates to PHX?

USER: I want to depart on 12/14 and return on 12/16.

ASSISTANT: May I know your budget limit?

USER: Price should be within 200.

ASSISTANT: Frontier airline with a connecting flight is available. May I proceed to book with a flight 1001?

USER: Yes, you can.

ASSISTANT: Reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.