You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am  William Thomas. I need to book a flight ticket from CA-OAK to MN-MSP to attend a event. Could you please help me with reserving a flight ticket?

ASSISTANT: Sure, I will help you. May I know your journey dates?

USER: 10/17 and 10/19 are my travelling dates.

ASSISTANT: Do you have any price limit?

USER: I can pay up to 5000.

ASSISTANT: Do you need a halt in between journey?

USER: I need a stop over in between the journey.

ASSISTANT: We found a flight on southwest airline, flight number as 1023 with the fare of 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.