You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Anna Hall here.

ASSISTANT: What can I assist you today?

USER: Reserve a flight ticket for me that is from DCA to OAK.

ASSISTANT: Ok Anna Hall , I can assist you in ticket booking process.

USER: I need a connecting flight.

ASSISTANT: Could you please provide me the trip dates, so that I can search the exact flight?

USER: My travelling dates for journey are 10/06 to 10/08. My price limit is less than 200.

ASSISTANT: Ok, the flight number 1001 is exactly matched to your requirements, would you like me to proceed with ticket booking?

USER: You can book it.

ASSISTANT: Ok, I have booked your ticket with the flight airlines Southwest.

USER: Thank you.

ASSISTANT: Have a safe flight. Thank you for consulting our travel agency.