You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel from IAD to LGA as a holiday trip.

ASSISTANT: Would you please let me know your travelling dates?

USER: My journey dates are 03/18 and 03/20.

ASSISTANT: Do you have any preferences?

USER: I need break in my journey.

ASSISTANT: Can I know your name?

USER: Brenda Evans here.

ASSISTANT: Found flight with Spirit airlines for price 100 having flight number 1005. Shall I book a ticket?

USER: Go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thank you.