You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Elizabeth Evans.

ASSISTANT: How may I help you?

USER: I am planning to visit Charlotte, can you please book me a ticket from ORD to CLT?

ASSISTANT: Please provide your travelling dates.

USER: My preferable journey dates are from 03/24 to 03/26.

ASSISTANT: Please provide connections limit.

USER: I need 1 connection limit flight.

ASSISTANT: Ticket is found with airline UA having flight number 1000 and price is 100.

USER: Please book my ticket with this airlines.

ASSISTANT: Ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks.