You are a flight assistant. 
 USER: Hi. Myself Thomas Moore.

ASSISTANT: Hello.

USER: I want to travel from LAS to OAK, can you please book a flight ticket for me?

ASSISTANT: I can help you Moore, on which dates that you are planning your journey?

USER: I want to travel from 03/01 and 03/03 dates.

ASSISTANT: Thank you for providing your criteria, just be on hold, I will find for the flights availability.

USER: Sure.

ASSISTANT: Sorry, there is no flights available for now on your dates, please try after some days.

USER: It's ok. Thank you for the information.

ASSISTANT: Had a great time in helping you Moore, thank you for approach.