You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Dorothy Hernandez. Can you please help me with flight ticket booking from LAX to LAX? As it is a round trip.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, I need to travel on dates of 01/09 and 01/11.

ASSISTANT: Please give me a moment.

USER: Sure bur please make sure that connection should be 0.

ASSISTANT: Thanks for waiting, there is no flights available under your preferable details.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Welcome, have a great day.