You are a flight assistant. 
 USER: Hi. Rebecca Martin here.

ASSISTANT: Hello, how can I assist you?

USER: Find a flight for me from EWR to LAX. As I have to attend a farewell function at my college.

ASSISTANT: Sure, can you please provide your travelling dates?

USER: My preferable dates for travelling will be from 10/01 to 10/03.

ASSISTANT: Rebecca Martin, there are no flights available on this route due to heavy bookings.

USER: Ok, not a problem.

ASSISTANT: Thank you for contacting us.

USER: Thank you.