You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin King.

ASSISTANT: How may I help you?

USER: I am planning to visit Chicago to meet my friend, can you please book me a ticket from CLT to ORD?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My preferable journey dates are from 06/13 to 06/15.

ASSISTANT: There is a flight with ticket fare 100 in Spirit airlines with a stopover. Is it ok for you?

USER: That's ok for me. Please book my ticket with this airlines.

ASSISTANT: Your booking is confirmed with flight number 1015.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us, have a nice day.