You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Shirley Collins.

ASSISTANT: In what way can I help you out, Shirley Collins?

USER: I would like to collect different varieties of flowers by attending the flower festival at Houston, IAH. So, help me in booking a plane ticket on 01/26?

ASSISTANT: Ok, I am here to help you.

USER: Thank you.

ASSISTANT: Your return date please.

USER: I intend to return on 01/28.

ASSISTANT: Where is your boarding point?

USER: My boarding airport code is Washington, DCA.

ASSISTANT: Standby, I will search the flights for you.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: You have a UA airline of price 100 in 1002 light. With 1 connection.

USER: Please, proceed with booking.

ASSISTANT: Ok, reservation has been done.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.