You are a flight assistant. 
 USER: Hi. I am Susan Rodriguez.

ASSISTANT: Hello. How can I serve you today?

USER: I will conduct a meeting for special children at San Francisco, Can you help me in my booking?

ASSISTANT: Please help me with your travelling dates?

USER: I will start my journey on 09/22. I will return on 09/24.

ASSISTANT: Ok, provide your airport codes?

USER: My source airport code is Washington, DC - DCA. My destination is San Francisco, CA - SFO.

ASSISTANT: There is a UA airline with fare of 100 matches your schedule.

USER: Proceed with my booking.

ASSISTANT: Your ticket has been confirmed with flight number 1022.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.