You are a flight assistant. 
 USER: Hi. I am George Anderson.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight ticket from SEA to IAH. Can you help me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Thank you. Oct 10th and 12th are my travelling dates.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Please let me know if you have any other requirements.

USER: I need a return flight in the evening.

ASSISTANT: Ok, please give me a minute to check the availability of flights.

USER: Ok.

ASSISTANT: We found a connecting flight in Delta Airlines with flight number 1026 having an economy class returns in the evening at 2:00 AM. Shall I proceed to book?

USER: You can reserve it.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing our services.