You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of help are you expecting from us?

USER: I have some promo codes, I want to utilize that promo codes and also I have planned to meet my friends at Los Angeles. can you please book me a ticket with the fare of 500?

ASSISTANT: Sure, we can help with that. Can you please share your departure and arrival dates?

USER: My departure date is on 04/24 and return date on 04/26.

ASSISTANT: Which airports do you prefer to board and land on?

USER: I would like to board at IAH and land on LAX.

ASSISTANT: Do you want to take a break in between your journey?

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

ASSISTANT: Thank you for sharing your information. After applying  your promo codes we found a connecting flight with fare of 100. Shall I proceed with booking?

USER: Yes, please book this ticket.

ASSISTANT: Your ticket has been confirmed in AA airline with flight 1024 in economy flight. May I know your good name?

USER: My name is Richard White.

ASSISTANT: Thank you.

USER: Thank you.