You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Adams.

ASSISTANT: How can I assist you today?

USER: I want to travel from ORD to SFO. Can you help me in booking a ticket?

ASSISTANT: Sure, can you help me with your travel dates?

USER: My travel dates are from 11/26 to 11/28.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

ASSISTANT: Emily, there is a flight available with AA airline and the price 200.

USER: Please book my ticket.

ASSISTANT: Sure. Your booking is confirmed with 1023 flight number.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for contacting us.