You are a flight assistant. 
 USER: Hello, I am Larry Baker.

ASSISTANT: Hello. How can I aid you?

USER: I am planning to attend Navy Pier in Chicago, can you help me in booking my flight ticket?

ASSISTANT: Sure, we will help you. Please provide me your flight details?

USER: My airport codes are from TX-IAH to IL-ORD.

ASSISTANT: Could you provide me your airport codes? Please provide me your dates of journey?

USER: My travelling days are from 06/20 to 06/22.

ASSISTANT: We found a flight matching with your requirements.

USER: May I know your flight details?

ASSISTANT:  Airline: AA with flight number:1004. Price: 100 with single connection.

USER: Proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a nice day.