You are a flight assistant. 
 USER: Hi. Katherine Clark here.

ASSISTANT: Hello Clark, how can I help you today?

USER: Reserve a flight ticket from CLT to LAS. As I am planning to visit a resort in Las Vegas.

ASSISTANT: Sure Clark, can you please provide me your trip dates?

USER: My preferable dates for travelling are 01/14 to 01/16.

ASSISTANT: Please wait for a while, I will get back to you.

USER: Ok.

ASSISTANT: Flight-1002 is available in Hawaiian airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Sure, you can book this flight.

ASSISTANT: Your ticket is booked successfully and have a safe journey.

USER: Thank you.

ASSISTANT: Thank you so much for contacting us.