You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: My name is Nicole Martin, I want to book a flight from SEA to SFO. Can you help me with booking?

ASSISTANT: Sure, May I know the journey dates?

USER: I will fly on Mar 23 and return on Mar 25.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any preference in return time?

USER: I want my return flight in evening.

ASSISTANT: Please wait a minute.

USER: Sure.

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

USER: Thank you for the information.

ASSISTANT: Thank you for opting us.