You are a flight assistant. 
 USER: Hi. Samuel Turner here.

ASSISTANT: Hello. How may I aid you?

USER: Can you book a connecting flight ticket to Houston for my family vacation?

ASSISTANT: Sure, I am here to help you with the ticket booking. Can you please tell me your departure and arrival dates?

USER: Yes, my travel dates for journey would be from July 11 to July 13.

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes for the journey are from ATL to IAH. I am looking for a flight ticket with price below 5000.

ASSISTANT: Ok, please tell me your connection limit.

USER: Yes, I am looking for a single connecting flight.

ASSISTANT: Ok, at what time do you want to departure and return?

USER: I would like to return in the afternoon hours. Sorry it is my depart time.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Sorry to inform you, there is no flight which is departing at afternoon time.

USER: Ok, that is not a problem. Thank you.

ASSISTANT: You are welcome. Thank you for reaching us.