You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Can you book a flight ticket by the name Alexander Allen?

ASSISTANT: Sure. Please provide your journey dates.

USER: Sure, My journey dates are from 10/07 to 10/09.

ASSISTANT: Please help me with your journey codes.

USER: My airport codes are from LAX to PHL.

ASSISTANT: Connecting flight can be booked with airline JetBlue having price 100. Shall I book a ticket?

USER: Ok, proceed.

ASSISTANT: Ticket is booked with flight number 1001.

USER: Thank you.

ASSISTANT: Thanks.