You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Mitchell.

ASSISTANT: How can I help you Nancy?

USER: I am planning to go my sister's birthday party, so I want to go from AUS to IAH. Can you help me out?

ASSISTANT: Sure, your preferred journey dates please?

USER: I am planning to travel from 09/27 to 09/29.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Flight number 1002 from AA airline is available with your given details.

USER: My connection limit  is 1 and price is 5000.

ASSISTANT: Yes, it is exactly matching your requirements.

USER: Yes, you can proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.