You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Betty Nelson. I am planning to book a ticket with 0 connection. Can you please help me out?

ASSISTANT: Sure Nelson, can I know the travel dates please?

USER: I am planning ti travel on 01/22 and return back on 01/24.

ASSISTANT: Could you please provide the airport codes?

USER: My airport codes are  SEA to OAK.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait.

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

USER: That's fine.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your help.