You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: I want to travel Houston for giving a seminar to students about science and technology, can you please book a flight ticket for me?

ASSISTANT: Sure, my job is to help you with booking your reservations.

USER: Thanks.

ASSISTANT: Let me know your airport codes for this trip please.

USER: I would like to take off from OAK airport and destination airport is HOU, because these two airports are very convenient for me to travel.

ASSISTANT: What are the dates you planned for this journey?

USER: My departure date is 08/26 and please book my return ticket also on 08/28.

ASSISTANT: Meanwhile, can you tell me your name please?

USER: Sure, my name is Emily Moore.

ASSISTANT: Flight 1004 by Southwest airlines is available for you with 0 connection, would you like to book this for your journey?

USER: But I want 1 connection limit, please don't book this flight ticket.

ASSISTANT: Emily Moore, no flights are currently available with 1 connection.Sorry for the inconvenience.

USER: It's ok no problem, I will go with another airline. Thank you for your information.

ASSISTANT: Thank you for reaching us, keep connecting for your further bookings. Have a safe flight.