You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can assist you?

USER: I need tickets for Houston,TX-IAH. At University of Houston my brother studies, so I am going to meet him.

ASSISTANT: That's great, could you provide me the travelling details?

USER: I will depart from Seattle, WA-SEA on 09/27 and return on 09/29.

ASSISTANT: Wait for a while, let me check with it.

USER: Ok.

ASSISTANT: Your waiting is appreciable. Their is a flight with your requirements.

USER: Good, can I know the flight details?

ASSISTANT: definitely, may I know your good name? The flight number is 1015 of Hawaiian airline with a price of 100.

USER: Daniel Harris.

ASSISTANT: Can I proceed for booking?

USER: Sure.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Alright, thank you for waiting. Your booking has been done. Thank you for choosing us.

USER: Thank you for booking my ticket.

ASSISTANT: Welcome Daniel. Have a safe journey.