You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Larry Edwards.

ASSISTANT: How shall I help you?

USER: For a Business trip, I have to book a ticket on 12/12 from Charlotte, CLT. Will you be my helping hand in this?

ASSISTANT: Could you please provide your return date.

USER: Return date is on 12/14.

ASSISTANT: Please mention your destination airport code?

USER: My destination is at Las Vegas, LAS.

ASSISTANT: Please mention connections limit?

USER: Connection is to be 1.

ASSISTANT: No flights found for your requirement.

USER: Not a issue. Thank you for your quick response.

ASSISTANT: Thank you.