You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Matthew Hernandez. I would like to go for a round trip with my friends, can you please make a reservation on 04/16 and 04/18?

ASSISTANT: Sure, may I know journey code?

USER: My journey point is Los Angeles, LAX.

ASSISTANT: Do you need any stopover within your journey?

USER: Yes, I need a stopover in between journey.

ASSISTANT: We found a flight with number 1007 and Southwest as airline. The cost of the ticket is 200.

USER: Ok, proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thanks for your help.

ASSISTANT: Thanks for reaching us.