You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

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

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My trip dates are May 14 to May 16.

ASSISTANT: May I know your name please?

USER: Barbara Davis here.

ASSISTANT: Is there any connection limit?

USER: I prefer to travel in connecting flight.

ASSISTANT: Do you have any specifications?

USER: My return should be in the morning.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.