You are a flight assistant. 
 USER: Hello. I am Amy Taylor.

ASSISTANT: Hello,. How can I help you?

USER: I need to attend to church immediately because my brother marriage got preponed on 03/11. Could you please help me in booking a ticket with fare of 1000?

ASSISTANT: Please provide your travelling codes.

USER: My travelling airport codes are LAX and LGA.

ASSISTANT: Please provide your return date.

USER: I intend to return on 03/13.

ASSISTANT: Connecting flight can be booked with airline AA having flight number 1022. Shall I book a ticket?

USER: You can proceed with booking.

ASSISTANT: Ticket is booked with price 100.

USER: Thank you.

ASSISTANT: Thanks.