You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight from IAD to IAH?

ASSISTANT: I am happy to help you in booking your flight ticket. Can you please provide your planned dates of journey?

USER: My planned dates are on May 30th to June 1st.

ASSISTANT: Can you please provide your name for further proceedings?

USER: Sure, my name is Brian Parker.

ASSISTANT: Would you like to have a connecting flight for your journey?

USER: Yes, I prefer it.

ASSISTANT: Do you need any other requirements for your journey?

USER: I would like to depart in afternoon time.

ASSISTANT: Brian Parker, there is a flight by Southwest airlines having a ticket fare of 100 which departures in the afternoon. Would you like me to book this flight for your journey?

USER: That's great, you can proceed.

ASSISTANT: I have confirmed your flight ticket with the flight 1012 in an economy class.

USER: Thank you.

ASSISTANT: You are welcome, thank you for reaching us. Have a safe journey.