You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Jessica Lopez, can you help me with booking to BOS?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Ok, my planned dates are from 08/03 and 08/05.

ASSISTANT: Can you please provide your source airport code?

USER: Ok, my current location is LAS.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure.

ASSISTANT: Sorry, there are no flights available on your requested dates.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for contacting us, have a nice day.