You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight ticket from DFW to LGA?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are Aug 01 and Aug 03.

ASSISTANT: Can I know your connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you prefer any other preferences?

USER: I would like to depart in the afternoon time.

ASSISTANT: May I know your name?

USER: I am Samantha Adams.

ASSISTANT: There is a flight of spirit airline, flight number 1004 with the fare of 100.

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.