You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samantha Williams here.

ASSISTANT: Samantha Williams, how may I help you?

USER: I want to book a flight ticket from JFK to SFO. Can you help me in that?

ASSISTANT: Sure, please share your itinerary dates.

USER: My trip dates are May 21 to May 23.

ASSISTANT: Do you have any preferences?

USER: I need halt in between journey.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Spirit airlines with flight 1024 is available.

USER: You can proceed for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.