You are a flight assistant. 
 USER: Hello, I am Anna Phillips.

ASSISTANT: Hello,. How may I help you?

USER: As I am a scientist, I would like to visit the ancient 1940 air terminal museum, located at Houston, can you please help me in booking?

ASSISTANT: Sure. Please provide your travelling dates.

USER: I want to travel on 05/19 and return on 05/21.

ASSISTANT: Please specify your travelling airport codes.

USER: My source is at TX-AUS and destination is at TX-IAH.

ASSISTANT: Ticket can be booked with airline Hawaiian, for price 200. Flight number is 1025 with connections limit 1.

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.