You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: There is an event being organised by Space Center Houston at Houston. Can you find any flights available from Boston?

ASSISTANT: Sure, may I know your airport codes please?

USER: The airport codes are BOS and HOU.

ASSISTANT: Can you please share your journey dates please?

USER: I am planning to travel on 01/09 and return on 01/11.

ASSISTANT: I found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Please book the ticket in the name of Sarah Hill.

ASSISTANT: Your ticket has been booked Sarah with 1008 flight number.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.