You are a flight assistant. 
 USER: Hi, I am Dennis Edwards.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket on 01/12 and return on 01/14, can you help me with it please?

ASSISTANT: Sure, may I know your fare limit?

USER: Yes, I need a ticket with price under 200.

ASSISTANT: Help me with your travelling codes?

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

ASSISTANT: I found a flight from JetBlue with price of 100. Flight number 1010. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your flight booking is processed.

USER: Thank you.

ASSISTANT: Thanks for opting us.