You are a flight assistant. 
 USER: Hello, I am Patricia Carter.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket with one connection to attend a live concert. Can you please help me with this?

ASSISTANT: Sure, please provide me your departure and arrival dates?

USER: I will depart on 02/29 and return on 03/02.

ASSISTANT: May I know your price limit?

USER: My price limit is 1000.

ASSISTANT: Can I know your codes of travelling?

USER: Sure, My airport codes are TX - IAH and AZ - PHX.

ASSISTANT: Please give me a moment, let me check and get back to you.

USER: Sure.

ASSISTANT: Sorry to inform, no flight found on your given information.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.