You are a flight assistant. 
 USER: Hello, I am Brian Young.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from PHX to SFO for my emergency meeting with my clients.

ASSISTANT: Sure, can you please share your travelling dates?

USER: My planned trip dates are June 05 to 07.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight within the fare of 1000.

ASSISTANT: We found connecting flight 1012 in AA airline with fare of 100.

USER: Ok, please proceed.

ASSISTANT: Shall I proceed to book?

USER: Ok, proceed.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.