You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need a business class flight for my journey to IAH from SFO in the month of February. Can you help me in booking my flight ticket?

ASSISTANT: Sure, I will help you in booking. Can you please help me with your name?

USER: Thank you for considering my request. My name is Frank Clark.

ASSISTANT: Frank Clark, please help me your trip dates.

USER: Ok, my trip dates are Feb 26 and Feb 28.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight for my journey.

ASSISTANT: Frank Clark, regret to inform that there are no flights found as per your desire.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.