You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Charles Smith here, I want to reserve my ticket from ORD to CLT, can you please help me?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my planned dates of journey are from Jun, 30 to Jul, 02.

ASSISTANT: Ok, please wait for a while. Let me check for the available flights.

USER: Sure, I will wait.

ASSISTANT: There is a flight with single connection available in UA airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Ok, please book it.

ASSISTANT: Your ticket is booked successfully and your flight number is 1005.

USER: Thank you for your help in booking my ticket.

ASSISTANT: You are welcome and thank you for contacting us.