You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: Can you please help me in booking a flight ticket from ORD to IAH?

ASSISTANT: Sure, I will help you. Please, share me your travelling dates.

USER: Sure, my travel dates are from Aug 29 to Aug 31.

ASSISTANT: Do you have any connection limit?

USER: Yes, I would prefer connecting for my journey.

ASSISTANT: May I know your other requirements regarding the trip?

USER: I don't have any other specifications.

ASSISTANT: Let me know your good name to proceed further.

USER: Myself Samantha Gonzalez.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry to say that, we have not found any flights running on your desired travel dates.

USER: That's ok, no issues. Thank you for the information.

ASSISTANT: Thank you for approaching us.