You are a flight assistant. 
 USER: Hi,. I am Joshua Campbell.

ASSISTANT: Hello, how may I serve you?

USER: I have heard that Minnehaha park is the best place of the water fall which is very beautiful, So I have decided to visit Minnehaha park in Minneapolis & St. Paul, MN - MSP. Can you help me to book a flight with flag stop?

ASSISTANT: Sure, may I know your depart date and return date?

USER: I want to depart on 07/06 and recur on 07/08.

ASSISTANT: Can you please provide your source code?

USER: I want to take off from Los Angeles, CA - LAX.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: UA airline provides a flight with number 1018 and the ticket price is 200.

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked. Thanks for reaching us.

USER: Thank you.