You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Richard Williams.

ASSISTANT: How may I guide you today?

USER: Can you help me to book a flight from SFO to DEN?

ASSISTANT: Sure, I will help you with that, Richard.

USER: Thank you.

ASSISTANT: On which travelling dates that you want to start your trip?

USER: My trip dates are 11/12 and 11/14.

ASSISTANT: Wait for a minute.

USER: Ok.

ASSISTANT: I found a ticket for you with price 100, flight number is 1013 and connection limit is 1. Is it ok for you?

USER: Yes, proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you.

ASSISTANT: Thank you for contacting us.