You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need a flight ticket which travels from CLT to DEN. Can you please search for that?

ASSISTANT: Please let me know your travelling dates.

USER: Thank you. My travelling dates are Mar 11 and Mar 13.

ASSISTANT: Do you prefer economy class or business class?

USER: Not but the preferred number of connections in between my journey should be one.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Can I know your name/.

USER: My name is Kimberly Wilson.

ASSISTANT: Found ticket with United airlines for price 100 having flight number 1025.

USER: Yes, please book the ticket for me.

ASSISTANT: Ticket is booked.

USER: Thanks a lot for your support.

ASSISTANT: Thank you.