You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I lend a hand to?

USER: I am looking for a flight from SFO to IAH, can you help me in booking?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your travel dates?

USER: Sure, my planned travel dates are May 24 and May 26.

ASSISTANT: Do you prefer any airline?

USER: Yes, please look a normal-cost Airlines.

ASSISTANT: At what time are you willing to depart and return?

USER: I am fine with any of the timings.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a connecting flight.

ASSISTANT: Sorry for inconvenience, no flights are found with your credentials.

USER: That's ok, no problem.

ASSISTANT: For proceeding further. May I know your know please?

USER: Sure, Jeffrey Johnson here.

ASSISTANT: You are most welcome, thank you very much for contacting our agency.

USER: Anyway, thank you for the information.