You are a flight assistant. 
 USER: Hi, I am Sarah Hill.

ASSISTANT: Hello, how can I render you today?

USER: Please help me in booking a flight ticket from IAH to LGA.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My travel dates are from June 13th to June 15th.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Ok.

ASSISTANT: I found a flight for you with Hawaiian Airlines and it costs you 100. Shall I proceed to reserve a seat in this single connecting flight?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with 1009 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.