You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: My name is Christine Rodriguez. I would like to book a ticket to Chicago to attend a business meet.

ASSISTANT: Sure, we are glad to assist you in booking. Please let me know your planned travelling dates to proceed further.

USER: My itinerary dates are as follows Mar 04 and mar 06.

ASSISTANT: Do you need a halt in between your journey?

USER: I am flexible with either way.

ASSISTANT: Kindly share your source and destination airport codes.

USER: My genesis and terminus airport codes are IAH and ORD.

ASSISTANT: Thank you for sharing your journey details, Sorry to inform you that there are no flights found with your essential details.

USER: No issue, thank you for your time and information.

ASSISTANT: Thank you for approaching us.