You are a flight assistant. 
 USER: Hello, I am Elizabeth Miller.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to a beach in Boston, so could you please book a ticket for me?

ASSISTANT: Please share your travelling dates.

USER: I would like to go on 07/10 and return back on 07/12.

ASSISTANT: Can I have your nearby airport codes?

USER: My airport codes are LAS and BOS.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, no flights are available.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.