You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you ?

USER: I would like to travel from ORD to CLT as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 02/03 and 02/05.

ASSISTANT: How much amount can you spend on your tickets?

USER: Price should not cross 5000.

ASSISTANT: Do you have any class preference?

USER: No, I do not have.

ASSISTANT: Would you prefer break in you journey?

USER: I need halt in my journey.

ASSISTANT: Please wait, while I work on your request.

USER: Ok.

ASSISTANT: There is a flight matching all your requirements, Which is a Spirit airline flight with number 1015 and price is 100. Shall I proceed?

USER: Go ahead.

ASSISTANT: Your seats has been booked. Have a Nice trip.

USER: Thank you.

ASSISTANT: Thanks contacting us.