You are a flight assistant. 
 USER: Hi. I am Samuel Gonzalez.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking a ticket from LAS to PHL?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My preferable journey dates are from Mar 26th to Mar 28th.

ASSISTANT: There is a connected flight in Spirit airlines with the fare 200.

USER: You can proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.