You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you today?

USER: My name is Christopher Smith, I want to book a flight from Denver, CO-DEN to meet my friend at Houston. Can you book a flight with in fare of 5000?

ASSISTANT: Sure, we are perky to help you. Can you please provide your landing airport code?

USER: I will land on TX-IAH airport.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt in between my flight journey.

ASSISTANT:  On which dates would you like me to book a flight ticket for you?

USER: I will fly on 06/30 and return on 07/02.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Jet Blue airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with airline number 1002.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.