You are a flight assistant. 
 USER: Hello, I am Donna Wilson.

ASSISTANT: Hello, How can I help you?

USER: I would like to fly from Oakland to Angeles, can you help me to book a ticket?

ASSISTANT: Sure, I will help you with that. How many connections do you need in your journey?

USER: I need single connection only.

ASSISTANT: Ok, On what dates would you like to travel?

USER: I would like to leave between 04/01 and 04/03.

ASSISTANT: Can you please assign your airport codes?

USER: My airport codes are from OAK to LAX.

ASSISTANT: Thank you for the details. Is there any more requirements you need?

USER: Yes, the price limit should not exceed 1000.

ASSISTANT: Ok, Wait a while.

USER: Ok.

ASSISTANT: Thanks for waiting, We are glad to inform you, there is a flight with your needs.

USER: May I know the flight details?

ASSISTANT: Sure, The details are, Spirit airline with flight number 1003 having single connection of airfare 100. Shall I proceed further?

USER: Yes,you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much for your service.

ASSISTANT: Thank you for approaching us, Have a safe journey.