You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a normal cost flight ticket?

ASSISTANT: Sure, I am happy to help you. Please let me know your travelling dates.

USER: My travel dates are Sept 24 and Sept 26.

ASSISTANT: Please help me with your respective airport codes.

USER: My airport codes are DEN and LAS.

ASSISTANT: Is there any connection limit for you?

USER: Yes, I prefer connecting flight for this trip.

ASSISTANT: Do you have any other specifications for this trip?

USER: I would like to return back in the afternoon time.

ASSISTANT: We found a connecting flight in Delta airline with a fare of 100 which departs at 4:00 and return at 18:00. Shall I proceed for booking?

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

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1005.

USER: Thank you.

ASSISTANT: May I know your good name for the documentation process?

USER: I am Larry Parker.

ASSISTANT: Thank you.