You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me book a connection flight from IAH to attend my friend's engagement?

ASSISTANT: Sure, I am here to help you. May I know your name to proceed?

USER: I am Ronald Green.

ASSISTANT: Ok, can you provide me your travel dates?

USER: My journey is on 06/07 and 06/09.

ASSISTANT: Do you have any price limit?

USER: I should be within 200.

ASSISTANT: May I know your landing point?

USER: LAX is my destination.

ASSISTANT: Ok, let me check the availability and revert you.

USER: Ok.

ASSISTANT: Thanks for your time. There is no flight available at this moment.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for choosing us.