You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. how can I assist you today?

USER: Can you help me to book a flight ticket from IAH to ATL?

ASSISTANT: Please share your trip dates.

USER: Ok, please can you book for the dates Jan 24 and Jan 26th respectively?

ASSISTANT: Do you need any connection limit?

USER: Ok, please book a direct flight.

ASSISTANT: Can you share your class preference?

USER: Any class is fine for me.

ASSISTANT: Could you share your timings?

USER: I did not planned for a specific timing.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: Please book a ticket on the name Emma Baker.

ASSISTANT: Sorry, there are no flights available on your routes.

USER: That is ok, thank you for the information.

ASSISTANT: Thank you for choosing us.