You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please make a reservation with connecting flight to attend a meeting in Oakland?

ASSISTANT: Sure, may I know your name please?

USER: My name is Samantha Roberts.

ASSISTANT: May I know your travelling airport codes please?

USER: My airport codes are, EWR to OAK.

ASSISTANT: May I know your planned travelling dates please?

USER: My journey start on Mar 29th, and return back on Mar 31st.

ASSISTANT: Do you have any other requirements?

USER: Yes, I prefer to travel in normal-cost airlines.

ASSISTANT: Sorry Roberts, there is no flight found as per your travelling dates.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.