You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to fly to Seattle to meet my old friend to start a new business, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: Sure, I want to depart on Apr 7th and my return date will be on Apr 9th.

ASSISTANT: Please share me your airport codes.

USER: My source and destination airport codes are HOU and SEA.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No more specifications please.

ASSISTANT: Before checking with the airlines, may I know your name please?

USER: I am George Mitchell.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT: We found a connecting flight with an AA airlines, flight number:1027.

USER: Ok, please book my ticket with this airline.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.