You are a flight assistant. 
 USER: Hello. I am David Hall.

ASSISTANT: Hello. How may I aid you?

USER: I would like to book a ticket to Washington DC, can you please help me out?

ASSISTANT: Sure, I can help you. Please provide me your travel airport codes.

USER: I am flying from OAK to DCA.

ASSISTANT: Ok, when do you want to travel?

USER: I am travelling on these dates 07/24 and 07/26.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: The Southwest airlines is found with the dates you have provided, the flight is with connection 1 and the price is 100. Are you fine with this?

USER: Ok, you can proceed with this flight.

ASSISTANT: Ok, I have booked your ticket with flight number 1029.

USER: Thank you for your services.

ASSISTANT: You are welcome. Thank you for connecting with us. Have a safe flight.