You are a flight assistant. 
 USER: Hi. I am Steven Robinson.

ASSISTANT: Hello, How can I serve you?

USER: I am looking for a flight from SFO to LGA, can you help me out?

ASSISTANT: Sure, May I know the journey dates?

USER: My trip dates are from feb 22nd till feb 24th.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any preference in airline?

USER: I am looking for a normal cost airlines, please check with it.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: That's ok, not an issue. Thank you for your help.

ASSISTANT: Thank you for opting us.