You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to visit Charlotte for my project work, can you please help me to book my flight ticket from LAX to CLT?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, I want to depart on May 15th and return back on May 17th.

ASSISTANT: On which name do you like to reserve this ticket?

USER: Myself Joshua Williams.

ASSISTANT: Do you have any specific preferences?

USER: I prefer for an economy class. I also need a flight with single connection.

ASSISTANT: We found a economy class flight on your details with Frontier Airlines, flight number: 1000.

USER: Sounds good, please book the ticket for me.

ASSISTANT: Your ticket has been reserved.

USER: Thank you very much for your help.

ASSISTANT: Thank you so much.