You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me in doing a reservation from DEN to IAH?

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

USER: My journey dates are July 26 to 28.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a single connecting flight.

ASSISTANT: Are there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Joshua Davis.

ASSISTANT: We found a connecting flight in Southwest airline with a fare of 100 which departs at 15:00 and return at 23:00. Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1002.

USER: Thank you.

ASSISTANT: Thank you for availing us.